Home / 25,490,292.96-38,235,476.02-19,459,267.58

Finding the Fourth Proportional to 25,490,292.96, 38,235,476.02 and 19,459,267.58

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Solution

The fourth proportional to 25,490,292.96, 38,235,476.02 and 19,459,267.58 is: 29,188,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490,292.96 : 38,235,476.02 = 19,459,267.58 : x
  2. Step 2: Convert to fraction form
    25,490,292.96/38,235,476.02 = 19,459,267.58/x
  3. Step 3: Cross multiply
    25,490,292.96x = 38,235,476.02 × 19,459,267.58
  4. Step 4: Simplify right side
    25,490,292.96x = 744,034,358,921,853.38
  5. Step 5: Solve for x
    x = 744,034,358,921,853.38/25,490,292.96
  6. Step 6: Final answer
    x = 29,188,929.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.